Walthamstow Weather Forecast

    • 15
    • 26

    Sunny day

    • 12
    • 20

    Light rain

    • 9
    • 15

    Cloudy

    • 8
    • 15

    Cloudy

    • 10
    • 16

    Partly cloudy

    • 10
    • 16

    Cloudy

Today 19 Sep London and South East England

Unsettled and cloudy with blustery showers and longer spells of rain possible through the period, becoming heavy at times. Turning colder on Sunday.

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Walthamstow Temperature Statistics

September Temperature

Northolt (27km)

  • Lowest 14 September, 2025

    6.5 °C

  • Average September

    15.4 °C

  • Highest 7 September, 2025

    25.1 °C

Climate (2020–Present)

Northolt (27km)

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  • Average Low 2020–2025

    7.8 °C

  • Average 2020–2025

    11.8 °C

  • Average High 2020–2025

    15.9 °C
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